title: [Antagonism between virulent and avirulent Shigella or Escherichia coli (author's transl)].
mesh_terms: D000818:Animals; D000898:Antibiosis; D001424:Bacterial Infections / Q000382:microbiology; D002478:Cells, Cultured; D004926:Escherichia coli / Q000254:growth & development / Q000472:pathogenicity*; D006168:Guinea Pigs; D006801:Humans; D011817:Rabbits; D012763:Shigella flexneri / Q000254:growth & development / Q000472:pathogenicity*; D014774:Virulence